21797043

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{6379}}^1$

素因数の和:6466

約数の個数: 16

約数和(自身を含む): 31236480

約数和(自身を除く): 9439437

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 6379, 19137, 108443, 325329, 427393, 1282179, 7265681, 21797043]

約数ペア:

[(1, 21797043), (3, 7265681), (17, 1282179), (51, 427393), (67, 325329), (201, 108443), (1139, 19137), (3417, 6379)]